Download - Propose Plan on Septic Tank
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8/9/2019 Propose Plan on Septic Tank
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Event: Septic Tank 1
First Step: Establish proposed working platform -> Earthwork Acti
Reason: 1 inimi!ing earthwork after com& Ens"re the ease of earthwork e'
( Ens"re the stabilit) of one metre
. Stabili!e the ha!ard !one %rst# Fi
Second Step: /ewatering
1 Establish a well or shoring 0prop
& 3t seepage thro"gh it and the wa
Third Step : Ens"re 4rotection on ain /rain
1 Strengthening the soil stabilit) and avoid
Appl) Steel 4late along the main
Ascertain the location and nat"r
rock "sed for riprap will be done
Forth Step: Temporar) c"t o< pile at level 8m
1 to ease the placement the piling
& to ease the e'cavation of septic
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Zone PRL Road Fdn
A /rivewa) Ramp 8#1,m > m 350mm+
/rivewa) Septic Tank m350mm
/rivewa) Ramp 1#7m350mm
vities
letion on septic tank constr"ction# $ess %ll and c"t activities afterward# cavation on septic tank
main drain beside fencing - platform level of *one + to be maintained 1#,
ll the septic tank area to stabili!e the area as e'cavation can be done speed
sed level min"s &m2 depth which allow water seepage#
ter being p"mp direct to nearest drain#
loosen fo"ndatoin on main drain
drain &m5(#6m on 1#78m below# ethod: 9ibration on steel plate and baka"
of an) e'isting s"bstr"ct"res and services and shall take ever) necessar)
b) a la)er thickness of 1m which from 1##8m ;1#7 m
machine on 1(=.=&81
tank
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s on septic tank 1
o"ndation base
septic tank
started#
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Asph Road Ext Subgrade Lvl Subgrade Proposed Lvl
100mm 1#7m 1#m
100mm min"s1#8m 1#,m
100mm m 1#,m
#
as anchoring
reca"tion against damaging or interfering with them d"ring e'cavations
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Earthwork
"t 8#( m
"t 1#& m for septic tank fdn
c"t 8#(m
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